Give your modern AR-15 / M16A1 that retro look and feel with the Luth-AR A1 Rear Sight Assembly.
Features and Specifications:
- Manufacturer Number: UR-21A
- Material: Steel Finish: Matte Black
UR-09-E3 Rear Sight Windage Drum
UR-10-E3 Rear Base Spring Pin
UR-13-E3 Rear Sight Aperture A1
UR-11-E3 Rear Sight Detent
UR-12-E3 Detent Spring
UR-14-E3 Rear Sight Windage Screw
UR-28 Rear Sight Flat Spring
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